Program BIT3;
Var a, b, c, m: integer;
Begin
 writeln ('  : ');
 read (a, b, c);
 if (a>=b) and (a>=c) then m:=a;
 if (b>=a) and (b>=c) then m:=b;
 if (c>=a) and (c>=b) then m:=c;
 writeln (' : ', m);
End.

